APA引文

Holness, D. H. (1990). Pigs. Macmillan.

Chicago Style (17th ed.) Citation

Holness, David H. Pigs. London: Macmillan, 1990.

MLA引文

Holness, David H. Pigs. Macmillan, 1990.

警告：這些引文格式不一定是100％准確.